The method of disinfection is to use 200 parts of 40 parts of formalin to dilute 200 parts of water, to spray the potatoes or seed potatoes for 5 minutes, cover the stuffy steam for 2 hours with a thin film, then spread it into a thin layer and ventilate it to dry. The knife must also be sterilized.
The whole potato planters are planted with robust whole potato plantings to prevent disease infections and to exert their apical dominance to ensure good results for the seedlings.
Cuts and germination Cuts are sometimes imperative in order to save on seed use and break the dormancy period. The cut weight is more than 25 grams, with 1 or 2 buds, cut and planted with plant ash. The germination was carried out in the room. The tubers were placed about 30 cm thick, covered with wet soil, and kept at 10°C-15°C until the shoots were grown (about 0.5-1.0 cm), and 0.5-1.0 units of gibberellin could be used. 5 After 10 minutes, moderate germination.
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